Home / 63,163.60-87,165.82-34,869.29

Finding the Fourth Proportional to 63,163.60, 87,165.82 and 34,869.29

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Solution

The fourth proportional to 63,163.60, 87,165.82 and 34,869.29 is: 48,119.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,163.60 : 87,165.82 = 34,869.29 : x
  2. Step 2: Convert to fraction form
    63,163.60/87,165.82 = 34,869.29/x
  3. Step 3: Cross multiply
    63,163.60x = 87,165.82 × 34,869.29
  4. Step 4: Simplify right side
    63,163.60x = 3,039,409,863.43
  5. Step 5: Solve for x
    x = 3,039,409,863.43/63,163.60
  6. Step 6: Final answer
    x = 48,119.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.